vascular endothelial growth factor a vegf a protein molecule. atoms are represented as spheres with conventional color coding.

vascular endothelial growth factor vegf protein molecule atoms are represented as spheres conventional color coding hvegf permeability vpf signal vasculogenesis angiogenesis oxygen blood cancer retina bevacizumab ranibizumab endothelium diabetic retinopathy breast agerelated macular degeneration amd pdb1tzi structure peptide amino acid polypeptide polymer science scientific disease health molecular model